package com.hotel.security.config;


import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.security.web.access.AccessDeniedHandler;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;

import javax.annotation.Resource;

@Configuration
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class SecurityConfig extends WebSecurityConfigurerAdapter {

    @Resource
    private JwtAuthenticationTokenFilter authenticationTokenFilter;

//    @Resource
//    private AuthenticationEntryPoint authenticationEntryPoint;
//
//    @Resource
//    private AccessDeniedHandler accessDeniedHandler;

    @Bean
    public PasswordEncoder passwordEncoder() {
        return new BCryptPasswordEncoder();
    }

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http
                //关闭csrf
                .csrf().disable()
                //不通过Session获取SecurityContext
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
                .and()
                .authorizeRequests()
                // 对于登录接口 允许匿名访问
                .antMatchers("/user/login").anonymous()
                .antMatchers("/user/loginout").permitAll()  //可以随便访问（放行）
                .antMatchers("/api/menu").permitAll()  //可以随便访问（放行）
//                .antMatchers("/platformConfig/**").permitAll()
//                .antMatchers("/user/randomImage/**").permitAll()
//                .antMatchers("/user/registerUser").permitAll()
//                .antMatchers("/systemConfig/**").permitAll()
//                .antMatchers("/doc.html").permitAll()
//                .antMatchers("/webjars/**").permitAll()
//                .antMatchers("/v2/**").permitAll()
//                .antMatchers("/static/**").permitAll()
                // 除上面外的所有请求全部需要鉴权认证
                .anyRequest().authenticated();
        //添加过滤器
        http.addFilterBefore(authenticationTokenFilter, UsernamePasswordAuthenticationFilter.class);

//        配置认证失败处理器
//        http.exceptionHandling().authenticationEntryPoint(authenticationEntryPoint).accessDeniedHandler(accessDeniedHandler);

        //允许跨域
        http.cors();

    }

    @Bean
    @Override
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }
}
